[PHP][WORDPRESS]Get post of specific date (Today's date example)

functions.php

<?php

function getPostOfSpecificDate($date){
  $args = array(
      'post_type' => 'post',
      'posts_per_page' => -1,
      'post_status' => 'any',
      'date_query' => array(
          array(
              'year' => $date['year'],
              'month' => $date['mon'],
              'day' => $date['day']
          )
      )
  );
  $posts = new WP_Query($args);
  return $posts;
}


$today = getdate();
$posts = getPostOfSpecificDate($today);